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<a class="jxr_linenumber" name="1" href="#1">1</a>   <em class="jxr_comment">/*</em>
<a class="jxr_linenumber" name="2" href="#2">2</a>   <em class="jxr_comment"> * Licensed to the Apache Software Foundation (ASF) under one or more</em>
<a class="jxr_linenumber" name="3" href="#3">3</a>   <em class="jxr_comment"> * contributor license agreements.  See the NOTICE file distributed with</em>
<a class="jxr_linenumber" name="4" href="#4">4</a>   <em class="jxr_comment"> * this work for additional information regarding copyright ownership.</em>
<a class="jxr_linenumber" name="5" href="#5">5</a>   <em class="jxr_comment"> * The ASF licenses this file to You under the Apache License, Version 2.0</em>
<a class="jxr_linenumber" name="6" href="#6">6</a>   <em class="jxr_comment"> * (the "License"); you may not use this file except in compliance with</em>
<a class="jxr_linenumber" name="7" href="#7">7</a>   <em class="jxr_comment"> * the License.  You may obtain a copy of the License at</em>
<a class="jxr_linenumber" name="8" href="#8">8</a>   <em class="jxr_comment"> *</em>
<a class="jxr_linenumber" name="9" href="#9">9</a>   <em class="jxr_comment"> *     <a href="http://www.apache.org/licenses/LICENSE-2.0" target="alexandria_uri">http://www.apache.org/licenses/LICENSE-2.0</a></em>
<a class="jxr_linenumber" name="10" href="#10">10</a>  <em class="jxr_comment"> *</em>
<a class="jxr_linenumber" name="11" href="#11">11</a>  <em class="jxr_comment"> * Unless required by applicable law or agreed to in writing, software</em>
<a class="jxr_linenumber" name="12" href="#12">12</a>  <em class="jxr_comment"> * distributed under the License is distributed on an "AS IS" BASIS,</em>
<a class="jxr_linenumber" name="13" href="#13">13</a>  <em class="jxr_comment"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</em>
<a class="jxr_linenumber" name="14" href="#14">14</a>  <em class="jxr_comment"> * See the License for the specific language governing permissions and</em>
<a class="jxr_linenumber" name="15" href="#15">15</a>  <em class="jxr_comment"> * limitations under the License.</em>
<a class="jxr_linenumber" name="16" href="#16">16</a>  <em class="jxr_comment"> */</em>
<a class="jxr_linenumber" name="17" href="#17">17</a>  <strong class="jxr_keyword">package</strong> org.apache.commons.configuration;
<a class="jxr_linenumber" name="18" href="#18">18</a>  
<a class="jxr_linenumber" name="19" href="#19">19</a>  <strong class="jxr_keyword">import</strong> java.io.BufferedReader;
<a class="jxr_linenumber" name="20" href="#20">20</a>  <strong class="jxr_keyword">import</strong> java.io.File;
<a class="jxr_linenumber" name="21" href="#21">21</a>  <strong class="jxr_keyword">import</strong> java.io.IOException;
<a class="jxr_linenumber" name="22" href="#22">22</a>  <strong class="jxr_keyword">import</strong> java.io.PrintWriter;
<a class="jxr_linenumber" name="23" href="#23">23</a>  <strong class="jxr_keyword">import</strong> java.io.Reader;
<a class="jxr_linenumber" name="24" href="#24">24</a>  <strong class="jxr_keyword">import</strong> java.io.Writer;
<a class="jxr_linenumber" name="25" href="#25">25</a>  <strong class="jxr_keyword">import</strong> java.net.URL;
<a class="jxr_linenumber" name="26" href="#26">26</a>  <strong class="jxr_keyword">import</strong> java.util.Collection;
<a class="jxr_linenumber" name="27" href="#27">27</a>  <strong class="jxr_keyword">import</strong> java.util.Collections;
<a class="jxr_linenumber" name="28" href="#28">28</a>  <strong class="jxr_keyword">import</strong> java.util.Iterator;
<a class="jxr_linenumber" name="29" href="#29">29</a>  <strong class="jxr_keyword">import</strong> java.util.LinkedHashSet;
<a class="jxr_linenumber" name="30" href="#30">30</a>  <strong class="jxr_keyword">import</strong> java.util.List;
<a class="jxr_linenumber" name="31" href="#31">31</a>  <strong class="jxr_keyword">import</strong> java.util.Set;
<a class="jxr_linenumber" name="32" href="#32">32</a>  
<a class="jxr_linenumber" name="33" href="#33">33</a>  <strong class="jxr_keyword">import</strong> org.apache.commons.configuration.tree.ConfigurationNode;
<a class="jxr_linenumber" name="34" href="#34">34</a>  <strong class="jxr_keyword">import</strong> org.apache.commons.configuration.tree.ViewNode;
<a class="jxr_linenumber" name="35" href="#35">35</a>  
<a class="jxr_linenumber" name="36" href="#36">36</a>  <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="37" href="#37">37</a>  <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="38" href="#38">38</a>  <em class="jxr_javadoccomment"> * A specialized hierarchical configuration implementation for parsing ini</em>
<a class="jxr_linenumber" name="39" href="#39">39</a>  <em class="jxr_javadoccomment"> * files.</em>
<a class="jxr_linenumber" name="40" href="#40">40</a>  <em class="jxr_javadoccomment"> * &lt;/p&gt;</em>
<a class="jxr_linenumber" name="41" href="#41">41</a>  <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="42" href="#42">42</a>  <em class="jxr_javadoccomment"> * An initialization or ini file is a configuration file typically found on</em>
<a class="jxr_linenumber" name="43" href="#43">43</a>  <em class="jxr_javadoccomment"> * Microsoft's Windows operating system and contains data for Windows based</em>
<a class="jxr_linenumber" name="44" href="#44">44</a>  <em class="jxr_javadoccomment"> * applications.</em>
<a class="jxr_linenumber" name="45" href="#45">45</a>  <em class="jxr_javadoccomment"> * &lt;/p&gt;</em>
<a class="jxr_linenumber" name="46" href="#46">46</a>  <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="47" href="#47">47</a>  <em class="jxr_javadoccomment"> * Although popularized by Windows, ini files can be used on any system or</em>
<a class="jxr_linenumber" name="48" href="#48">48</a>  <em class="jxr_javadoccomment"> * platform due to the fact that they are merely text files that can easily be</em>
<a class="jxr_linenumber" name="49" href="#49">49</a>  <em class="jxr_javadoccomment"> * parsed and modified by both humans and computers.</em>
<a class="jxr_linenumber" name="50" href="#50">50</a>  <em class="jxr_javadoccomment"> * &lt;/p&gt;</em>
<a class="jxr_linenumber" name="51" href="#51">51</a>  <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="52" href="#52">52</a>  <em class="jxr_javadoccomment"> * A typical ini file could look something like:</em>
<a class="jxr_linenumber" name="53" href="#53">53</a>  <em class="jxr_javadoccomment"> * &lt;/p&gt;</em>
<a class="jxr_linenumber" name="54" href="#54">54</a>  <em class="jxr_javadoccomment"> * &lt;pre&gt;</em>
<a class="jxr_linenumber" name="55" href="#55">55</a>  <em class="jxr_javadoccomment"> * [section1]</em>
<a class="jxr_linenumber" name="56" href="#56">56</a>  <em class="jxr_javadoccomment"> * ; this is a comment!</em>
<a class="jxr_linenumber" name="57" href="#57">57</a>  <em class="jxr_javadoccomment"> * var1 = foo</em>
<a class="jxr_linenumber" name="58" href="#58">58</a>  <em class="jxr_javadoccomment"> * var2 = bar</em>
<a class="jxr_linenumber" name="59" href="#59">59</a>  <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="60" href="#60">60</a>  <em class="jxr_javadoccomment"> * [section2]</em>
<a class="jxr_linenumber" name="61" href="#61">61</a>  <em class="jxr_javadoccomment"> * var1 = doo</em>
<a class="jxr_linenumber" name="62" href="#62">62</a>  <em class="jxr_javadoccomment"> * &lt;/pre&gt;</em>
<a class="jxr_linenumber" name="63" href="#63">63</a>  <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="64" href="#64">64</a>  <em class="jxr_javadoccomment"> * The format of ini files is fairly straight forward and is composed of three</em>
<a class="jxr_linenumber" name="65" href="#65">65</a>  <em class="jxr_javadoccomment"> * components:&lt;br&gt;</em>
<a class="jxr_linenumber" name="66" href="#66">66</a>  <em class="jxr_javadoccomment"> * &lt;ul&gt;</em>
<a class="jxr_linenumber" name="67" href="#67">67</a>  <em class="jxr_javadoccomment"> * &lt;li&gt;&lt;b&gt;Sections:&lt;/b&gt; Ini files are split into sections, each section starting</em>
<a class="jxr_linenumber" name="68" href="#68">68</a>  <em class="jxr_javadoccomment"> * with a section declaration. A section declaration starts with a '[' and ends</em>
<a class="jxr_linenumber" name="69" href="#69">69</a>  <em class="jxr_javadoccomment"> * with a ']'. Sections occur on one line only.&lt;/li&gt;</em>
<a class="jxr_linenumber" name="70" href="#70">70</a>  <em class="jxr_javadoccomment"> * &lt;li&gt;&lt;b&gt;Parameters:&lt;/b&gt; Items in a section are known as parameters. Parameters</em>
<a class="jxr_linenumber" name="71" href="#71">71</a>  <em class="jxr_javadoccomment"> * have a typical {@code key = value} format.&lt;/li&gt;</em>
<a class="jxr_linenumber" name="72" href="#72">72</a>  <em class="jxr_javadoccomment"> * &lt;li&gt;&lt;b&gt;Comments:&lt;/b&gt; Lines starting with a ';' are assumed to be comments.&lt;/li&gt;</em>
<a class="jxr_linenumber" name="73" href="#73">73</a>  <em class="jxr_javadoccomment"> * &lt;/ul&gt;</em>
<a class="jxr_linenumber" name="74" href="#74">74</a>  <em class="jxr_javadoccomment"> * &lt;/p&gt;</em>
<a class="jxr_linenumber" name="75" href="#75">75</a>  <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="76" href="#76">76</a>  <em class="jxr_javadoccomment"> * There are various implementations of the ini file format by various vendors</em>
<a class="jxr_linenumber" name="77" href="#77">77</a>  <em class="jxr_javadoccomment"> * which has caused a number of differences to appear. As far as possible this</em>
<a class="jxr_linenumber" name="78" href="#78">78</a>  <em class="jxr_javadoccomment"> * configuration tries to be lenient and support most of the differences.</em>
<a class="jxr_linenumber" name="79" href="#79">79</a>  <em class="jxr_javadoccomment"> * &lt;/p&gt;</em>
<a class="jxr_linenumber" name="80" href="#80">80</a>  <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="81" href="#81">81</a>  <em class="jxr_javadoccomment"> * Some of the differences supported are as follows:</em>
<a class="jxr_linenumber" name="82" href="#82">82</a>  <em class="jxr_javadoccomment"> * &lt;ul&gt;</em>
<a class="jxr_linenumber" name="83" href="#83">83</a>  <em class="jxr_javadoccomment"> * &lt;li&gt;&lt;b&gt;Comments:&lt;/b&gt; The '#' character is also accepted as a comment</em>
<a class="jxr_linenumber" name="84" href="#84">84</a>  <em class="jxr_javadoccomment"> * signifier.&lt;/li&gt;</em>
<a class="jxr_linenumber" name="85" href="#85">85</a>  <em class="jxr_javadoccomment"> * &lt;li&gt;&lt;b&gt;Key value separator:&lt;/b&gt; The ':' character is also accepted in place of</em>
<a class="jxr_linenumber" name="86" href="#86">86</a>  <em class="jxr_javadoccomment"> * '=' to separate keys and values in parameters, for example</em>
<a class="jxr_linenumber" name="87" href="#87">87</a>  <em class="jxr_javadoccomment"> * {@code var1 : foo}.&lt;/li&gt;</em>
<a class="jxr_linenumber" name="88" href="#88">88</a>  <em class="jxr_javadoccomment"> * &lt;li&gt;&lt;b&gt;Duplicate sections:&lt;/b&gt; Typically duplicate sections are not allowed,</em>
<a class="jxr_linenumber" name="89" href="#89">89</a>  <em class="jxr_javadoccomment"> * this configuration does however support this feature. In the event of a duplicate</em>
<a class="jxr_linenumber" name="90" href="#90">90</a>  <em class="jxr_javadoccomment"> * section, the two section's values are merged so that there is only a single</em>
<a class="jxr_linenumber" name="91" href="#91">91</a>  <em class="jxr_javadoccomment"> * section. &lt;strong&gt;Note&lt;/strong&gt;: This also affects the internal data of the</em>
<a class="jxr_linenumber" name="92" href="#92">92</a>  <em class="jxr_javadoccomment"> * configuration. If it is saved, only a single section is written!&lt;/li&gt;</em>
<a class="jxr_linenumber" name="93" href="#93">93</a>  <em class="jxr_javadoccomment"> * &lt;li&gt;&lt;b&gt;Duplicate parameters:&lt;/b&gt; Typically duplicate parameters are only</em>
<a class="jxr_linenumber" name="94" href="#94">94</a>  <em class="jxr_javadoccomment"> * allowed if they are in two different sections, thus they are local to</em>
<a class="jxr_linenumber" name="95" href="#95">95</a>  <em class="jxr_javadoccomment"> * sections; this configuration simply merges duplicates; if a section has a</em>
<a class="jxr_linenumber" name="96" href="#96">96</a>  <em class="jxr_javadoccomment"> * duplicate parameter the values are then added to the key as a list.&lt;/li&gt;</em>
<a class="jxr_linenumber" name="97" href="#97">97</a>  <em class="jxr_javadoccomment"> * &lt;/ul&gt;</em>
<a class="jxr_linenumber" name="98" href="#98">98</a>  <em class="jxr_javadoccomment"> * &lt;/p&gt;</em>
<a class="jxr_linenumber" name="99" href="#99">99</a>  <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="100" href="#100">100</a> <em class="jxr_javadoccomment"> * Global parameters are also allowed; any parameters declared before a section</em>
<a class="jxr_linenumber" name="101" href="#101">101</a> <em class="jxr_javadoccomment"> * is declared are added to a global section. It is important to note that this</em>
<a class="jxr_linenumber" name="102" href="#102">102</a> <em class="jxr_javadoccomment"> * global section does not have a name.</em>
<a class="jxr_linenumber" name="103" href="#103">103</a> <em class="jxr_javadoccomment"> * &lt;/p&gt;</em>
<a class="jxr_linenumber" name="104" href="#104">104</a> <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="105" href="#105">105</a> <em class="jxr_javadoccomment"> * In all instances, a parameter's key is prepended with its section name and a</em>
<a class="jxr_linenumber" name="106" href="#106">106</a> <em class="jxr_javadoccomment"> * '.' (period). Thus a parameter named "var1" in "section1" will have the key</em>
<a class="jxr_linenumber" name="107" href="#107">107</a> <em class="jxr_javadoccomment"> * {@code section1.var1} in this configuration. (This is the default</em>
<a class="jxr_linenumber" name="108" href="#108">108</a> <em class="jxr_javadoccomment"> * behavior. Because this is a hierarchical configuration you can change this by</em>
<a class="jxr_linenumber" name="109" href="#109">109</a> <em class="jxr_javadoccomment"> * setting a different {@link org.apache.commons.configuration.tree.ExpressionEngine}.)</em>
<a class="jxr_linenumber" name="110" href="#110">110</a> <em class="jxr_javadoccomment"> * &lt;/p&gt;</em>
<a class="jxr_linenumber" name="111" href="#111">111</a> <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="112" href="#112">112</a> <em class="jxr_javadoccomment"> * &lt;h3&gt;Implementation Details:&lt;/h3&gt; Consider the following ini file:&lt;br&gt;</em>
<a class="jxr_linenumber" name="113" href="#113">113</a> <em class="jxr_javadoccomment"> * &lt;pre&gt;</em>
<a class="jxr_linenumber" name="114" href="#114">114</a> <em class="jxr_javadoccomment"> *  default = ok</em>
<a class="jxr_linenumber" name="115" href="#115">115</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="116" href="#116">116</a> <em class="jxr_javadoccomment"> *  [section1]</em>
<a class="jxr_linenumber" name="117" href="#117">117</a> <em class="jxr_javadoccomment"> *  var1 = foo</em>
<a class="jxr_linenumber" name="118" href="#118">118</a> <em class="jxr_javadoccomment"> *  var2 = doodle</em>
<a class="jxr_linenumber" name="119" href="#119">119</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="120" href="#120">120</a> <em class="jxr_javadoccomment"> *  [section2]</em>
<a class="jxr_linenumber" name="121" href="#121">121</a> <em class="jxr_javadoccomment"> *  ; a comment</em>
<a class="jxr_linenumber" name="122" href="#122">122</a> <em class="jxr_javadoccomment"> *  var1 = baz</em>
<a class="jxr_linenumber" name="123" href="#123">123</a> <em class="jxr_javadoccomment"> *  var2 = shoodle</em>
<a class="jxr_linenumber" name="124" href="#124">124</a> <em class="jxr_javadoccomment"> *  bad =</em>
<a class="jxr_linenumber" name="125" href="#125">125</a> <em class="jxr_javadoccomment"> *  = worse</em>
<a class="jxr_linenumber" name="126" href="#126">126</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="127" href="#127">127</a> <em class="jxr_javadoccomment"> *  [section3]</em>
<a class="jxr_linenumber" name="128" href="#128">128</a> <em class="jxr_javadoccomment"> *  # another comment</em>
<a class="jxr_linenumber" name="129" href="#129">129</a> <em class="jxr_javadoccomment"> *  var1 : foo</em>
<a class="jxr_linenumber" name="130" href="#130">130</a> <em class="jxr_javadoccomment"> *  var2 : bar</em>
<a class="jxr_linenumber" name="131" href="#131">131</a> <em class="jxr_javadoccomment"> *  var5 : test1</em>
<a class="jxr_linenumber" name="132" href="#132">132</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="133" href="#133">133</a> <em class="jxr_javadoccomment"> *  [section3]</em>
<a class="jxr_linenumber" name="134" href="#134">134</a> <em class="jxr_javadoccomment"> *  var3 = foo</em>
<a class="jxr_linenumber" name="135" href="#135">135</a> <em class="jxr_javadoccomment"> *  var4 = bar</em>
<a class="jxr_linenumber" name="136" href="#136">136</a> <em class="jxr_javadoccomment"> *  var5 = test2</em>
<a class="jxr_linenumber" name="137" href="#137">137</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="138" href="#138">138</a> <em class="jxr_javadoccomment"> *  [sectionSeparators]</em>
<a class="jxr_linenumber" name="139" href="#139">139</a> <em class="jxr_javadoccomment"> *  passwd : abc=def</em>
<a class="jxr_linenumber" name="140" href="#140">140</a> <em class="jxr_javadoccomment"> *  a:b = "value"</em>
<a class="jxr_linenumber" name="141" href="#141">141</a> <em class="jxr_javadoccomment"> *  &lt;/pre&gt;</em>
<a class="jxr_linenumber" name="142" href="#142">142</a> <em class="jxr_javadoccomment"> * &lt;/p&gt;</em>
<a class="jxr_linenumber" name="143" href="#143">143</a> <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="144" href="#144">144</a> <em class="jxr_javadoccomment"> * This ini file will be parsed without error. Note:</em>
<a class="jxr_linenumber" name="145" href="#145">145</a> <em class="jxr_javadoccomment"> * &lt;ul&gt;</em>
<a class="jxr_linenumber" name="146" href="#146">146</a> <em class="jxr_javadoccomment"> * &lt;li&gt;The parameter named "default" is added to the global section, it's value</em>
<a class="jxr_linenumber" name="147" href="#147">147</a> <em class="jxr_javadoccomment"> * is accessed simply using {@code getProperty("default")}.&lt;/li&gt;</em>
<a class="jxr_linenumber" name="148" href="#148">148</a> <em class="jxr_javadoccomment"> * &lt;li&gt;Section 1's parameters can be accessed using</em>
<a class="jxr_linenumber" name="149" href="#149">149</a> <em class="jxr_javadoccomment"> * {@code getProperty("section1.var1")}.&lt;/li&gt;</em>
<a class="jxr_linenumber" name="150" href="#150">150</a> <em class="jxr_javadoccomment"> * &lt;li&gt;The parameter named "bad" simply adds the parameter with an empty value.&lt;/li&gt;</em>
<a class="jxr_linenumber" name="151" href="#151">151</a> <em class="jxr_javadoccomment"> * &lt;li&gt;The empty key with value "= worse" is added using a key consisting of a</em>
<a class="jxr_linenumber" name="152" href="#152">152</a> <em class="jxr_javadoccomment"> * single space character. This key is still added to section 2 and the value</em>
<a class="jxr_linenumber" name="153" href="#153">153</a> <em class="jxr_javadoccomment"> * can be accessed using {@code getProperty("section2. ")}, notice the</em>
<a class="jxr_linenumber" name="154" href="#154">154</a> <em class="jxr_javadoccomment"> * period '.' and the space following the section name.&lt;/li&gt;</em>
<a class="jxr_linenumber" name="155" href="#155">155</a> <em class="jxr_javadoccomment"> * &lt;li&gt;Section three uses both '=' and ':' to separate keys and values.&lt;/li&gt;</em>
<a class="jxr_linenumber" name="156" href="#156">156</a> <em class="jxr_javadoccomment"> * &lt;li&gt;Section 3 has a duplicate key named "var5". The value for this key is</em>
<a class="jxr_linenumber" name="157" href="#157">157</a> <em class="jxr_javadoccomment"> * [test1, test2], and is represented as a List.&lt;/li&gt;</em>
<a class="jxr_linenumber" name="158" href="#158">158</a> <em class="jxr_javadoccomment"> * &lt;li&gt;The section called &lt;em&gt;sectionSeparators&lt;/em&gt; demonstrates how the</em>
<a class="jxr_linenumber" name="159" href="#159">159</a> <em class="jxr_javadoccomment"> * configuration deals with multiple occurrences of separator characters. Per</em>
<a class="jxr_linenumber" name="160" href="#160">160</a> <em class="jxr_javadoccomment"> * default the first separator character in a line is detected and used to</em>
<a class="jxr_linenumber" name="161" href="#161">161</a> <em class="jxr_javadoccomment"> * split the key from the value. Therefore the first property definition in this</em>
<a class="jxr_linenumber" name="162" href="#162">162</a> <em class="jxr_javadoccomment"> * section has the key {@code passwd} and the value {@code abc=def}.</em>
<a class="jxr_linenumber" name="163" href="#163">163</a> <em class="jxr_javadoccomment"> * This default behavior can be changed by using quotes. If there is a separator</em>
<a class="jxr_linenumber" name="164" href="#164">164</a> <em class="jxr_javadoccomment"> * character before the first quote character (ignoring whitespace), this</em>
<a class="jxr_linenumber" name="165" href="#165">165</a> <em class="jxr_javadoccomment"> * character is used as separator. Thus the second property definition in the</em>
<a class="jxr_linenumber" name="166" href="#166">166</a> <em class="jxr_javadoccomment"> * section has the key {@code a:b} and the value {@code value}.&lt;/li&gt;</em>
<a class="jxr_linenumber" name="167" href="#167">167</a> <em class="jxr_javadoccomment"> * &lt;/ul&gt;</em>
<a class="jxr_linenumber" name="168" href="#168">168</a> <em class="jxr_javadoccomment"> * &lt;/p&gt;</em>
<a class="jxr_linenumber" name="169" href="#169">169</a> <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="170" href="#170">170</a> <em class="jxr_javadoccomment"> * Internally, this configuration maps the content of the represented ini file</em>
<a class="jxr_linenumber" name="171" href="#171">171</a> <em class="jxr_javadoccomment"> * to its node structure in the following way:</em>
<a class="jxr_linenumber" name="172" href="#172">172</a> <em class="jxr_javadoccomment"> * &lt;ul&gt;</em>
<a class="jxr_linenumber" name="173" href="#173">173</a> <em class="jxr_javadoccomment"> * &lt;li&gt;Sections are represented by direct child nodes of the root node.&lt;/li&gt;</em>
<a class="jxr_linenumber" name="174" href="#174">174</a> <em class="jxr_javadoccomment"> * &lt;li&gt;For the content of a section, corresponding nodes are created as children</em>
<a class="jxr_linenumber" name="175" href="#175">175</a> <em class="jxr_javadoccomment"> * of the section node.&lt;/li&gt;</em>
<a class="jxr_linenumber" name="176" href="#176">176</a> <em class="jxr_javadoccomment"> * &lt;/ul&gt;</em>
<a class="jxr_linenumber" name="177" href="#177">177</a> <em class="jxr_javadoccomment"> * This explains how the keys for the properties can be constructed. You can</em>
<a class="jxr_linenumber" name="178" href="#178">178</a> <em class="jxr_javadoccomment"> * also use other methods of {@link HierarchicalConfiguration} for querying or</em>
<a class="jxr_linenumber" name="179" href="#179">179</a> <em class="jxr_javadoccomment"> * manipulating the hierarchy of configuration nodes, for instance the</em>
<a class="jxr_linenumber" name="180" href="#180">180</a> <em class="jxr_javadoccomment"> * {@code configurationAt()} method for obtaining the data of a specific</em>
<a class="jxr_linenumber" name="181" href="#181">181</a> <em class="jxr_javadoccomment"> * section. However, be careful that the storage scheme described above is not</em>
<a class="jxr_linenumber" name="182" href="#182">182</a> <em class="jxr_javadoccomment"> * violated (e.g. by adding multiple levels of nodes or inserting duplicate</em>
<a class="jxr_linenumber" name="183" href="#183">183</a> <em class="jxr_javadoccomment"> * section nodes). Otherwise, the special methods for ini configurations may not</em>
<a class="jxr_linenumber" name="184" href="#184">184</a> <em class="jxr_javadoccomment"> * work correctly!</em>
<a class="jxr_linenumber" name="185" href="#185">185</a> <em class="jxr_javadoccomment"> * &lt;/p&gt;</em>
<a class="jxr_linenumber" name="186" href="#186">186</a> <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="187" href="#187">187</a> <em class="jxr_javadoccomment"> * The set of sections in this configuration can be retrieved using the</em>
<a class="jxr_linenumber" name="188" href="#188">188</a> <em class="jxr_javadoccomment"> * {@code getSections()} method. For obtaining a</em>
<a class="jxr_linenumber" name="189" href="#189">189</a> <em class="jxr_javadoccomment"> * {@code SubnodeConfiguration} with the content of a specific section the</em>
<a class="jxr_linenumber" name="190" href="#190">190</a> <em class="jxr_javadoccomment"> * {@code getSection()} method can be used.</em>
<a class="jxr_linenumber" name="191" href="#191">191</a> <em class="jxr_javadoccomment"> * &lt;/p&gt;</em>
<a class="jxr_linenumber" name="192" href="#192">192</a> <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="193" href="#193">193</a> <em class="jxr_javadoccomment"> * &lt;em&gt;Note:&lt;/em&gt; Configuration objects of this type can be read concurrently by</em>
<a class="jxr_linenumber" name="194" href="#194">194</a> <em class="jxr_javadoccomment"> * multiple threads. However if one of these threads modifies the object,</em>
<a class="jxr_linenumber" name="195" href="#195">195</a> <em class="jxr_javadoccomment"> * synchronization has to be performed manually.</em>
<a class="jxr_linenumber" name="196" href="#196">196</a> <em class="jxr_javadoccomment"> * &lt;/p&gt;</em>
<a class="jxr_linenumber" name="197" href="#197">197</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="198" href="#198">198</a> <em class="jxr_javadoccomment"> * @author &lt;a</em>
<a class="jxr_linenumber" name="199" href="#199">199</a> <em class="jxr_javadoccomment"> *         href="<a href="http://commons.apache.org/configuration/team-list.html" target="alexandria_uri">http://commons.apache.org/configuration/team-list.html</a>"&gt;Commons</em>
<a class="jxr_linenumber" name="200" href="#200">200</a> <em class="jxr_javadoccomment"> *         Configuration team&lt;/a&gt;</em>
<a class="jxr_linenumber" name="201" href="#201">201</a> <em class="jxr_javadoccomment"> * @version $Id: HierarchicalINIConfiguration.java 1234362 2012-01-21 16:59:48Z oheger $</em>
<a class="jxr_linenumber" name="202" href="#202">202</a> <em class="jxr_javadoccomment"> * @since 1.6</em>
<a class="jxr_linenumber" name="203" href="#203">203</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="204" href="#204">204</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../org/apache/commons/configuration/HierarchicalINIConfiguration.html">HierarchicalINIConfiguration</a> <strong class="jxr_keyword">extends</strong>
<a class="jxr_linenumber" name="205" href="#205">205</a>         <a href="../../../../org/apache/commons/configuration/AbstractHierarchicalFileConfiguration.html">AbstractHierarchicalFileConfiguration</a>
<a class="jxr_linenumber" name="206" href="#206">206</a> {
<a class="jxr_linenumber" name="207" href="#207">207</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="208" href="#208">208</a> <em class="jxr_javadoccomment">     * The characters that signal the start of a comment line.</em>
<a class="jxr_linenumber" name="209" href="#209">209</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="210" href="#210">210</a>     <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> String COMMENT_CHARS = <span class="jxr_string">"#;"</span>;
<a class="jxr_linenumber" name="211" href="#211">211</a> 
<a class="jxr_linenumber" name="212" href="#212">212</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="213" href="#213">213</a> <em class="jxr_javadoccomment">     * The characters used to separate keys from values.</em>
<a class="jxr_linenumber" name="214" href="#214">214</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="215" href="#215">215</a>     <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> String SEPARATOR_CHARS = <span class="jxr_string">"=:"</span>;
<a class="jxr_linenumber" name="216" href="#216">216</a> 
<a class="jxr_linenumber" name="217" href="#217">217</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="218" href="#218">218</a> <em class="jxr_javadoccomment">     * The serial version UID.</em>
<a class="jxr_linenumber" name="219" href="#219">219</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="220" href="#220">220</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">long</strong> serialVersionUID = 2548006161386850670L;
<a class="jxr_linenumber" name="221" href="#221">221</a> 
<a class="jxr_linenumber" name="222" href="#222">222</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="223" href="#223">223</a> <em class="jxr_javadoccomment">     * Constant for the line separator.</em>
<a class="jxr_linenumber" name="224" href="#224">224</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="225" href="#225">225</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> String LINE_SEPARATOR = System.getProperty(<span class="jxr_string">"line.separator"</span>);
<a class="jxr_linenumber" name="226" href="#226">226</a> 
<a class="jxr_linenumber" name="227" href="#227">227</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="228" href="#228">228</a> <em class="jxr_javadoccomment">     * The characters used for quoting values.</em>
<a class="jxr_linenumber" name="229" href="#229">229</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="230" href="#230">230</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> String QUOTE_CHARACTERS = <span class="jxr_string">"\&quot;'"</span>;
<a class="jxr_linenumber" name="231" href="#231">231</a> 
<a class="jxr_linenumber" name="232" href="#232">232</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="233" href="#233">233</a> <em class="jxr_javadoccomment">     * The line continuation character.</em>
<a class="jxr_linenumber" name="234" href="#234">234</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="235" href="#235">235</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> String LINE_CONT = <span class="jxr_string">"&#92;&#92;"</span>;
<a class="jxr_linenumber" name="236" href="#236">236</a> 
<a class="jxr_linenumber" name="237" href="#237">237</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="238" href="#238">238</a> <em class="jxr_javadoccomment">     * Create a new empty INI Configuration.</em>
<a class="jxr_linenumber" name="239" href="#239">239</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="240" href="#240">240</a>     <strong class="jxr_keyword">public</strong> <a href="../../../../org/apache/commons/configuration/HierarchicalINIConfiguration.html">HierarchicalINIConfiguration</a>()
<a class="jxr_linenumber" name="241" href="#241">241</a>     {
<a class="jxr_linenumber" name="242" href="#242">242</a>         <strong class="jxr_keyword">super</strong>();
<a class="jxr_linenumber" name="243" href="#243">243</a>     }
<a class="jxr_linenumber" name="244" href="#244">244</a> 
<a class="jxr_linenumber" name="245" href="#245">245</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="246" href="#246">246</a> <em class="jxr_javadoccomment">     * Create and load the ini configuration from the given file.</em>
<a class="jxr_linenumber" name="247" href="#247">247</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="248" href="#248">248</a> <em class="jxr_javadoccomment">     * @param filename The name pr path of the ini file to load.</em>
<a class="jxr_linenumber" name="249" href="#249">249</a> <em class="jxr_javadoccomment">     * @throws ConfigurationException If an error occurs while loading the file</em>
<a class="jxr_linenumber" name="250" href="#250">250</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="251" href="#251">251</a>     <strong class="jxr_keyword">public</strong> <a href="../../../../org/apache/commons/configuration/HierarchicalINIConfiguration.html">HierarchicalINIConfiguration</a>(String filename)
<a class="jxr_linenumber" name="252" href="#252">252</a>             <strong class="jxr_keyword">throws</strong> <a href="../../../../org/apache/commons/configuration/ConfigurationException.html">ConfigurationException</a>
<a class="jxr_linenumber" name="253" href="#253">253</a>     {
<a class="jxr_linenumber" name="254" href="#254">254</a>         <strong class="jxr_keyword">super</strong>(filename);
<a class="jxr_linenumber" name="255" href="#255">255</a>     }
<a class="jxr_linenumber" name="256" href="#256">256</a> 
<a class="jxr_linenumber" name="257" href="#257">257</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="258" href="#258">258</a> <em class="jxr_javadoccomment">     * Create and load the ini configuration from the given file.</em>
<a class="jxr_linenumber" name="259" href="#259">259</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="260" href="#260">260</a> <em class="jxr_javadoccomment">     * @param file The ini file to load.</em>
<a class="jxr_linenumber" name="261" href="#261">261</a> <em class="jxr_javadoccomment">     * @throws ConfigurationException If an error occurs while loading the file</em>
<a class="jxr_linenumber" name="262" href="#262">262</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="263" href="#263">263</a>     <strong class="jxr_keyword">public</strong> <a href="../../../../org/apache/commons/configuration/HierarchicalINIConfiguration.html">HierarchicalINIConfiguration</a>(File file)
<a class="jxr_linenumber" name="264" href="#264">264</a>             <strong class="jxr_keyword">throws</strong> <a href="../../../../org/apache/commons/configuration/ConfigurationException.html">ConfigurationException</a>
<a class="jxr_linenumber" name="265" href="#265">265</a>     {
<a class="jxr_linenumber" name="266" href="#266">266</a>         <strong class="jxr_keyword">super</strong>(file);
<a class="jxr_linenumber" name="267" href="#267">267</a>     }
<a class="jxr_linenumber" name="268" href="#268">268</a> 
<a class="jxr_linenumber" name="269" href="#269">269</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="270" href="#270">270</a> <em class="jxr_javadoccomment">     * Create and load the ini configuration from the given url.</em>
<a class="jxr_linenumber" name="271" href="#271">271</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="272" href="#272">272</a> <em class="jxr_javadoccomment">     * @param url The url of the ini file to load.</em>
<a class="jxr_linenumber" name="273" href="#273">273</a> <em class="jxr_javadoccomment">     * @throws ConfigurationException If an error occurs while loading the file</em>
<a class="jxr_linenumber" name="274" href="#274">274</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="275" href="#275">275</a>     <strong class="jxr_keyword">public</strong> <a href="../../../../org/apache/commons/configuration/HierarchicalINIConfiguration.html">HierarchicalINIConfiguration</a>(URL url) <strong class="jxr_keyword">throws</strong> ConfigurationException
<a class="jxr_linenumber" name="276" href="#276">276</a>     {
<a class="jxr_linenumber" name="277" href="#277">277</a>         <strong class="jxr_keyword">super</strong>(url);
<a class="jxr_linenumber" name="278" href="#278">278</a>     }
<a class="jxr_linenumber" name="279" href="#279">279</a> 
<a class="jxr_linenumber" name="280" href="#280">280</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="281" href="#281">281</a> <em class="jxr_javadoccomment">     * Save the configuration to the specified writer.</em>
<a class="jxr_linenumber" name="282" href="#282">282</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="283" href="#283">283</a> <em class="jxr_javadoccomment">     * @param writer - The writer to save the configuration to.</em>
<a class="jxr_linenumber" name="284" href="#284">284</a> <em class="jxr_javadoccomment">     * @throws ConfigurationException If an error occurs while writing the</em>
<a class="jxr_linenumber" name="285" href="#285">285</a> <em class="jxr_javadoccomment">     *         configuration</em>
<a class="jxr_linenumber" name="286" href="#286">286</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="287" href="#287">287</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> save(Writer writer) <strong class="jxr_keyword">throws</strong> ConfigurationException
<a class="jxr_linenumber" name="288" href="#288">288</a>     {
<a class="jxr_linenumber" name="289" href="#289">289</a>         PrintWriter out = <strong class="jxr_keyword">new</strong> PrintWriter(writer);
<a class="jxr_linenumber" name="290" href="#290">290</a>         Iterator&lt;String&gt; it = getSections().iterator();
<a class="jxr_linenumber" name="291" href="#291">291</a>         <strong class="jxr_keyword">while</strong> (it.hasNext())
<a class="jxr_linenumber" name="292" href="#292">292</a>         {
<a class="jxr_linenumber" name="293" href="#293">293</a>             String section = it.next();
<a class="jxr_linenumber" name="294" href="#294">294</a>             <a href="../../../../org/apache/commons/configuration/Configuration.html">Configuration</a> subset;
<a class="jxr_linenumber" name="295" href="#295">295</a>             <strong class="jxr_keyword">if</strong> (section != <strong class="jxr_keyword">null</strong>)
<a class="jxr_linenumber" name="296" href="#296">296</a>             {
<a class="jxr_linenumber" name="297" href="#297">297</a>                 out.print(<span class="jxr_string">"["</span>);
<a class="jxr_linenumber" name="298" href="#298">298</a>                 out.print(section);
<a class="jxr_linenumber" name="299" href="#299">299</a>                 out.print(<span class="jxr_string">"]"</span>);
<a class="jxr_linenumber" name="300" href="#300">300</a>                 out.println();
<a class="jxr_linenumber" name="301" href="#301">301</a>                 subset = createSubnodeConfiguration(getSectionNode(section));
<a class="jxr_linenumber" name="302" href="#302">302</a>             }
<a class="jxr_linenumber" name="303" href="#303">303</a>             <strong class="jxr_keyword">else</strong>
<a class="jxr_linenumber" name="304" href="#304">304</a>             {
<a class="jxr_linenumber" name="305" href="#305">305</a>                 subset = getSection(<strong class="jxr_keyword">null</strong>);
<a class="jxr_linenumber" name="306" href="#306">306</a>             }
<a class="jxr_linenumber" name="307" href="#307">307</a> 
<a class="jxr_linenumber" name="308" href="#308">308</a>             Iterator&lt;String&gt; keys = subset.getKeys();
<a class="jxr_linenumber" name="309" href="#309">309</a>             <strong class="jxr_keyword">while</strong> (keys.hasNext())
<a class="jxr_linenumber" name="310" href="#310">310</a>             {
<a class="jxr_linenumber" name="311" href="#311">311</a>                 String key = keys.next();
<a class="jxr_linenumber" name="312" href="#312">312</a>                 Object value = subset.getProperty(key);
<a class="jxr_linenumber" name="313" href="#313">313</a>                 <strong class="jxr_keyword">if</strong> (value instanceof Collection)
<a class="jxr_linenumber" name="314" href="#314">314</a>                 {
<a class="jxr_linenumber" name="315" href="#315">315</a>                     Iterator&lt;?&gt; values = ((Collection&lt;?&gt;) value).iterator();
<a class="jxr_linenumber" name="316" href="#316">316</a>                     <strong class="jxr_keyword">while</strong> (values.hasNext())
<a class="jxr_linenumber" name="317" href="#317">317</a>                     {
<a class="jxr_linenumber" name="318" href="#318">318</a>                         value = values.next();
<a class="jxr_linenumber" name="319" href="#319">319</a>                         out.print(key);
<a class="jxr_linenumber" name="320" href="#320">320</a>                         out.print(<span class="jxr_string">" = "</span>);
<a class="jxr_linenumber" name="321" href="#321">321</a>                         out.print(formatValue(value.toString()));
<a class="jxr_linenumber" name="322" href="#322">322</a>                         out.println();
<a class="jxr_linenumber" name="323" href="#323">323</a>                     }
<a class="jxr_linenumber" name="324" href="#324">324</a>                 }
<a class="jxr_linenumber" name="325" href="#325">325</a>                 <strong class="jxr_keyword">else</strong>
<a class="jxr_linenumber" name="326" href="#326">326</a>                 {
<a class="jxr_linenumber" name="327" href="#327">327</a>                     out.print(key);
<a class="jxr_linenumber" name="328" href="#328">328</a>                     out.print(<span class="jxr_string">" = "</span>);
<a class="jxr_linenumber" name="329" href="#329">329</a>                     out.print(formatValue(value.toString()));
<a class="jxr_linenumber" name="330" href="#330">330</a>                     out.println();
<a class="jxr_linenumber" name="331" href="#331">331</a>                 }
<a class="jxr_linenumber" name="332" href="#332">332</a>             }
<a class="jxr_linenumber" name="333" href="#333">333</a> 
<a class="jxr_linenumber" name="334" href="#334">334</a>             out.println();
<a class="jxr_linenumber" name="335" href="#335">335</a>         }
<a class="jxr_linenumber" name="336" href="#336">336</a> 
<a class="jxr_linenumber" name="337" href="#337">337</a>         out.flush();
<a class="jxr_linenumber" name="338" href="#338">338</a>     }
<a class="jxr_linenumber" name="339" href="#339">339</a> 
<a class="jxr_linenumber" name="340" href="#340">340</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="341" href="#341">341</a> <em class="jxr_javadoccomment">     * Load the configuration from the given reader. Note that the</em>
<a class="jxr_linenumber" name="342" href="#342">342</a> <em class="jxr_javadoccomment">     * {@code clear()} method is not called so the configuration read in will</em>
<a class="jxr_linenumber" name="343" href="#343">343</a> <em class="jxr_javadoccomment">     * be merged with the current configuration.</em>
<a class="jxr_linenumber" name="344" href="#344">344</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="345" href="#345">345</a> <em class="jxr_javadoccomment">     * @param reader The reader to read the configuration from.</em>
<a class="jxr_linenumber" name="346" href="#346">346</a> <em class="jxr_javadoccomment">     * @throws ConfigurationException If an error occurs while reading the</em>
<a class="jxr_linenumber" name="347" href="#347">347</a> <em class="jxr_javadoccomment">     *         configuration</em>
<a class="jxr_linenumber" name="348" href="#348">348</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="349" href="#349">349</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> load(Reader reader) <strong class="jxr_keyword">throws</strong> ConfigurationException
<a class="jxr_linenumber" name="350" href="#350">350</a>     {
<a class="jxr_linenumber" name="351" href="#351">351</a>         <strong class="jxr_keyword">try</strong>
<a class="jxr_linenumber" name="352" href="#352">352</a>         {
<a class="jxr_linenumber" name="353" href="#353">353</a>             BufferedReader bufferedReader = <strong class="jxr_keyword">new</strong> BufferedReader(reader);
<a class="jxr_linenumber" name="354" href="#354">354</a>             <a href="../../../../org/apache/commons/configuration/tree/ConfigurationNode.html">ConfigurationNode</a> sectionNode = getRootNode();
<a class="jxr_linenumber" name="355" href="#355">355</a> 
<a class="jxr_linenumber" name="356" href="#356">356</a>             String line = bufferedReader.readLine();
<a class="jxr_linenumber" name="357" href="#357">357</a>             <strong class="jxr_keyword">while</strong> (line != <strong class="jxr_keyword">null</strong>)
<a class="jxr_linenumber" name="358" href="#358">358</a>             {
<a class="jxr_linenumber" name="359" href="#359">359</a>                 line = line.trim();
<a class="jxr_linenumber" name="360" href="#360">360</a>                 <strong class="jxr_keyword">if</strong> (!isCommentLine(line))
<a class="jxr_linenumber" name="361" href="#361">361</a>                 {
<a class="jxr_linenumber" name="362" href="#362">362</a>                     <strong class="jxr_keyword">if</strong> (isSectionLine(line))
<a class="jxr_linenumber" name="363" href="#363">363</a>                     {
<a class="jxr_linenumber" name="364" href="#364">364</a>                         String section = line.substring(1, line.length() - 1);
<a class="jxr_linenumber" name="365" href="#365">365</a>                         sectionNode = getSectionNode(section);
<a class="jxr_linenumber" name="366" href="#366">366</a>                     }
<a class="jxr_linenumber" name="367" href="#367">367</a> 
<a class="jxr_linenumber" name="368" href="#368">368</a>                     <strong class="jxr_keyword">else</strong>
<a class="jxr_linenumber" name="369" href="#369">369</a>                     {
<a class="jxr_linenumber" name="370" href="#370">370</a>                         String key = <span class="jxr_string">""</span>;
<a class="jxr_linenumber" name="371" href="#371">371</a>                         String value = <span class="jxr_string">""</span>;
<a class="jxr_linenumber" name="372" href="#372">372</a>                         <strong class="jxr_keyword">int</strong> index = findSeparator(line);
<a class="jxr_linenumber" name="373" href="#373">373</a>                         <strong class="jxr_keyword">if</strong> (index &gt;= 0)
<a class="jxr_linenumber" name="374" href="#374">374</a>                         {
<a class="jxr_linenumber" name="375" href="#375">375</a>                             key = line.substring(0, index);
<a class="jxr_linenumber" name="376" href="#376">376</a>                             value = parseValue(line.substring(index + 1), bufferedReader);
<a class="jxr_linenumber" name="377" href="#377">377</a>                         }
<a class="jxr_linenumber" name="378" href="#378">378</a>                         <strong class="jxr_keyword">else</strong>
<a class="jxr_linenumber" name="379" href="#379">379</a>                         {
<a class="jxr_linenumber" name="380" href="#380">380</a>                             key = line;
<a class="jxr_linenumber" name="381" href="#381">381</a>                         }
<a class="jxr_linenumber" name="382" href="#382">382</a>                         key = key.trim();
<a class="jxr_linenumber" name="383" href="#383">383</a>                         <strong class="jxr_keyword">if</strong> (key.length() &lt; 1)
<a class="jxr_linenumber" name="384" href="#384">384</a>                         {
<a class="jxr_linenumber" name="385" href="#385">385</a>                             <em class="jxr_comment">// use space for properties with no key</em>
<a class="jxr_linenumber" name="386" href="#386">386</a>                             key = <span class="jxr_string">" "</span>;
<a class="jxr_linenumber" name="387" href="#387">387</a>                         }
<a class="jxr_linenumber" name="388" href="#388">388</a>                         createValueNodes(sectionNode, key, value);
<a class="jxr_linenumber" name="389" href="#389">389</a>                     }
<a class="jxr_linenumber" name="390" href="#390">390</a>                 }
<a class="jxr_linenumber" name="391" href="#391">391</a> 
<a class="jxr_linenumber" name="392" href="#392">392</a>                 line = bufferedReader.readLine();
<a class="jxr_linenumber" name="393" href="#393">393</a>             }
<a class="jxr_linenumber" name="394" href="#394">394</a>         }
<a class="jxr_linenumber" name="395" href="#395">395</a>         <strong class="jxr_keyword">catch</strong> (IOException e)
<a class="jxr_linenumber" name="396" href="#396">396</a>         {
<a class="jxr_linenumber" name="397" href="#397">397</a>             <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../org/apache/commons/configuration/ConfigurationException.html">ConfigurationException</a>(
<a class="jxr_linenumber" name="398" href="#398">398</a>                     <span class="jxr_string">"Unable to load the configuration"</span>, e);
<a class="jxr_linenumber" name="399" href="#399">399</a>         }
<a class="jxr_linenumber" name="400" href="#400">400</a>     }
<a class="jxr_linenumber" name="401" href="#401">401</a> 
<a class="jxr_linenumber" name="402" href="#402">402</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="403" href="#403">403</a> <em class="jxr_javadoccomment">     * Creates the node(s) for the given key value-pair. If delimiter parsing is</em>
<a class="jxr_linenumber" name="404" href="#404">404</a> <em class="jxr_javadoccomment">     * enabled, the value string is split if possible, and for each single value</em>
<a class="jxr_linenumber" name="405" href="#405">405</a> <em class="jxr_javadoccomment">     * a node is created. Otherwise only a single node is added to the section.</em>
<a class="jxr_linenumber" name="406" href="#406">406</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="407" href="#407">407</a> <em class="jxr_javadoccomment">     * @param sectionNode the section node new nodes have to be added</em>
<a class="jxr_linenumber" name="408" href="#408">408</a> <em class="jxr_javadoccomment">     * @param key the key</em>
<a class="jxr_linenumber" name="409" href="#409">409</a> <em class="jxr_javadoccomment">     * @param value the value string</em>
<a class="jxr_linenumber" name="410" href="#410">410</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="411" href="#411">411</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> createValueNodes(<a href="../../../../org/apache/commons/configuration/tree/ConfigurationNode.html">ConfigurationNode</a> sectionNode, String key,
<a class="jxr_linenumber" name="412" href="#412">412</a>             String value)
<a class="jxr_linenumber" name="413" href="#413">413</a>     {
<a class="jxr_linenumber" name="414" href="#414">414</a>         Collection&lt;String&gt; values;
<a class="jxr_linenumber" name="415" href="#415">415</a>         <strong class="jxr_keyword">if</strong> (isDelimiterParsingDisabled())
<a class="jxr_linenumber" name="416" href="#416">416</a>         {
<a class="jxr_linenumber" name="417" href="#417">417</a>             values = Collections.singleton(value);
<a class="jxr_linenumber" name="418" href="#418">418</a>         }
<a class="jxr_linenumber" name="419" href="#419">419</a>         <strong class="jxr_keyword">else</strong>
<a class="jxr_linenumber" name="420" href="#420">420</a>         {
<a class="jxr_linenumber" name="421" href="#421">421</a>             values = PropertyConverter.split(value, getListDelimiter(), false);
<a class="jxr_linenumber" name="422" href="#422">422</a>         }
<a class="jxr_linenumber" name="423" href="#423">423</a> 
<a class="jxr_linenumber" name="424" href="#424">424</a>         <strong class="jxr_keyword">for</strong> (String v : values)
<a class="jxr_linenumber" name="425" href="#425">425</a>         {
<a class="jxr_linenumber" name="426" href="#426">426</a>             <a href="../../../../org/apache/commons/configuration/tree/ConfigurationNode.html">ConfigurationNode</a> node = createNode(key);
<a class="jxr_linenumber" name="427" href="#427">427</a>             node.setValue(v);
<a class="jxr_linenumber" name="428" href="#428">428</a>             sectionNode.addChild(node);
<a class="jxr_linenumber" name="429" href="#429">429</a>         }
<a class="jxr_linenumber" name="430" href="#430">430</a>     }
<a class="jxr_linenumber" name="431" href="#431">431</a> 
<a class="jxr_linenumber" name="432" href="#432">432</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="433" href="#433">433</a> <em class="jxr_javadoccomment">     * Parse the value to remove the quotes and ignoring the comment. Example:</em>
<a class="jxr_linenumber" name="434" href="#434">434</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="435" href="#435">435</a> <em class="jxr_javadoccomment">     * &lt;pre&gt;</em>
<a class="jxr_linenumber" name="436" href="#436">436</a> <em class="jxr_javadoccomment">     * &amp;quot;value&amp;quot; ; comment -&amp;gt; value</em>
<a class="jxr_linenumber" name="437" href="#437">437</a> <em class="jxr_javadoccomment">     * &lt;/pre&gt;</em>
<a class="jxr_linenumber" name="438" href="#438">438</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="439" href="#439">439</a> <em class="jxr_javadoccomment">     * &lt;pre&gt;</em>
<a class="jxr_linenumber" name="440" href="#440">440</a> <em class="jxr_javadoccomment">     * 'value' ; comment -&amp;gt; value</em>
<a class="jxr_linenumber" name="441" href="#441">441</a> <em class="jxr_javadoccomment">     * &lt;/pre&gt;</em>
<a class="jxr_linenumber" name="442" href="#442">442</a> <em class="jxr_javadoccomment">     * Note that a comment character is only recognized if there is at least one</em>
<a class="jxr_linenumber" name="443" href="#443">443</a> <em class="jxr_javadoccomment">     * whitespace character before it. So it can appear in the property value,</em>
<a class="jxr_linenumber" name="444" href="#444">444</a> <em class="jxr_javadoccomment">     * e.g.:</em>
<a class="jxr_linenumber" name="445" href="#445">445</a> <em class="jxr_javadoccomment">     * &lt;pre&gt;</em>
<a class="jxr_linenumber" name="446" href="#446">446</a> <em class="jxr_javadoccomment">     * C:&#92;&#92;Windows;C:&#92;&#92;Windows&#92;&#92;system32</em>
<a class="jxr_linenumber" name="447" href="#447">447</a> <em class="jxr_javadoccomment">     * &lt;/pre&gt;</em>
<a class="jxr_linenumber" name="448" href="#448">448</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="449" href="#449">449</a> <em class="jxr_javadoccomment">     * @param val the value to be parsed</em>
<a class="jxr_linenumber" name="450" href="#450">450</a> <em class="jxr_javadoccomment">     * @param reader the reader (needed if multiple lines have to be read)</em>
<a class="jxr_linenumber" name="451" href="#451">451</a> <em class="jxr_javadoccomment">     * @throws IOException if an IO error occurs</em>
<a class="jxr_linenumber" name="452" href="#452">452</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="453" href="#453">453</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> String parseValue(String val, BufferedReader reader) <strong class="jxr_keyword">throws</strong> IOException
<a class="jxr_linenumber" name="454" href="#454">454</a>     {
<a class="jxr_linenumber" name="455" href="#455">455</a>         StringBuilder propertyValue = <strong class="jxr_keyword">new</strong> StringBuilder();
<a class="jxr_linenumber" name="456" href="#456">456</a>         <strong class="jxr_keyword">boolean</strong> lineContinues;
<a class="jxr_linenumber" name="457" href="#457">457</a>         String value = val.trim();
<a class="jxr_linenumber" name="458" href="#458">458</a> 
<a class="jxr_linenumber" name="459" href="#459">459</a>         <strong class="jxr_keyword">do</strong>
<a class="jxr_linenumber" name="460" href="#460">460</a>         {
<a class="jxr_linenumber" name="461" href="#461">461</a>             <strong class="jxr_keyword">boolean</strong> quoted = value.startsWith(<span class="jxr_string">"\&quot;"</span>) || value.startsWith(<span class="jxr_string">"'"</span>);
<a class="jxr_linenumber" name="462" href="#462">462</a>             <strong class="jxr_keyword">boolean</strong> stop = false;
<a class="jxr_linenumber" name="463" href="#463">463</a>             <strong class="jxr_keyword">boolean</strong> escape = false;
<a class="jxr_linenumber" name="464" href="#464">464</a> 
<a class="jxr_linenumber" name="465" href="#465">465</a>             <strong class="jxr_keyword">char</strong> quote = quoted ? value.charAt(0) : 0;
<a class="jxr_linenumber" name="466" href="#466">466</a> 
<a class="jxr_linenumber" name="467" href="#467">467</a>             <strong class="jxr_keyword">int</strong> i = quoted ? 1 : 0;
<a class="jxr_linenumber" name="468" href="#468">468</a> 
<a class="jxr_linenumber" name="469" href="#469">469</a>             StringBuilder result = <strong class="jxr_keyword">new</strong> StringBuilder();
<a class="jxr_linenumber" name="470" href="#470">470</a>             <strong class="jxr_keyword">char</strong> lastChar = 0;
<a class="jxr_linenumber" name="471" href="#471">471</a>             <strong class="jxr_keyword">while</strong> (i &lt; value.length() &amp;&amp; !stop)
<a class="jxr_linenumber" name="472" href="#472">472</a>             {
<a class="jxr_linenumber" name="473" href="#473">473</a>                 <strong class="jxr_keyword">char</strong> c = value.charAt(i);
<a class="jxr_linenumber" name="474" href="#474">474</a> 
<a class="jxr_linenumber" name="475" href="#475">475</a>                 <strong class="jxr_keyword">if</strong> (quoted)
<a class="jxr_linenumber" name="476" href="#476">476</a>                 {
<a class="jxr_linenumber" name="477" href="#477">477</a>                     <strong class="jxr_keyword">if</strong> ('&#92;&#92;' == c &amp;&amp; !escape)
<a class="jxr_linenumber" name="478" href="#478">478</a>                     {
<a class="jxr_linenumber" name="479" href="#479">479</a>                         escape = <strong class="jxr_keyword">true</strong>;
<a class="jxr_linenumber" name="480" href="#480">480</a>                     }
<a class="jxr_linenumber" name="481" href="#481">481</a>                     <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (!escape &amp;&amp; quote == c)
<a class="jxr_linenumber" name="482" href="#482">482</a>                     {
<a class="jxr_linenumber" name="483" href="#483">483</a>                         stop = <strong class="jxr_keyword">true</strong>;
<a class="jxr_linenumber" name="484" href="#484">484</a>                     }
<a class="jxr_linenumber" name="485" href="#485">485</a>                     <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (escape &amp;&amp; quote == c)
<a class="jxr_linenumber" name="486" href="#486">486</a>                     {
<a class="jxr_linenumber" name="487" href="#487">487</a>                         escape = false;
<a class="jxr_linenumber" name="488" href="#488">488</a>                         result.append(c);
<a class="jxr_linenumber" name="489" href="#489">489</a>                     }
<a class="jxr_linenumber" name="490" href="#490">490</a>                     <strong class="jxr_keyword">else</strong>
<a class="jxr_linenumber" name="491" href="#491">491</a>                     {
<a class="jxr_linenumber" name="492" href="#492">492</a>                         <strong class="jxr_keyword">if</strong> (escape)
<a class="jxr_linenumber" name="493" href="#493">493</a>                         {
<a class="jxr_linenumber" name="494" href="#494">494</a>                             escape = false;
<a class="jxr_linenumber" name="495" href="#495">495</a>                             result.append('&#92;&#92;');
<a class="jxr_linenumber" name="496" href="#496">496</a>                         }
<a class="jxr_linenumber" name="497" href="#497">497</a> 
<a class="jxr_linenumber" name="498" href="#498">498</a>                         result.append(c);
<a class="jxr_linenumber" name="499" href="#499">499</a>                     }
<a class="jxr_linenumber" name="500" href="#500">500</a>                 }
<a class="jxr_linenumber" name="501" href="#501">501</a>                 <strong class="jxr_keyword">else</strong>
<a class="jxr_linenumber" name="502" href="#502">502</a>                 {
<a class="jxr_linenumber" name="503" href="#503">503</a>                     <strong class="jxr_keyword">if</strong> (isCommentChar(c) &amp;&amp; Character.isWhitespace(lastChar))
<a class="jxr_linenumber" name="504" href="#504">504</a>                     {
<a class="jxr_linenumber" name="505" href="#505">505</a>                         stop = <strong class="jxr_keyword">true</strong>;
<a class="jxr_linenumber" name="506" href="#506">506</a>                     }
<a class="jxr_linenumber" name="507" href="#507">507</a>                     <strong class="jxr_keyword">else</strong>
<a class="jxr_linenumber" name="508" href="#508">508</a>                     {
<a class="jxr_linenumber" name="509" href="#509">509</a>                         result.append(c);
<a class="jxr_linenumber" name="510" href="#510">510</a>                     }
<a class="jxr_linenumber" name="511" href="#511">511</a>                 }
<a class="jxr_linenumber" name="512" href="#512">512</a> 
<a class="jxr_linenumber" name="513" href="#513">513</a>                 i++;
<a class="jxr_linenumber" name="514" href="#514">514</a>                 lastChar = c;
<a class="jxr_linenumber" name="515" href="#515">515</a>             }
<a class="jxr_linenumber" name="516" href="#516">516</a> 
<a class="jxr_linenumber" name="517" href="#517">517</a>             String v = result.toString();
<a class="jxr_linenumber" name="518" href="#518">518</a>             <strong class="jxr_keyword">if</strong> (!quoted)
<a class="jxr_linenumber" name="519" href="#519">519</a>             {
<a class="jxr_linenumber" name="520" href="#520">520</a>                 v = v.trim();
<a class="jxr_linenumber" name="521" href="#521">521</a>                 lineContinues = lineContinues(v);
<a class="jxr_linenumber" name="522" href="#522">522</a>                 <strong class="jxr_keyword">if</strong> (lineContinues)
<a class="jxr_linenumber" name="523" href="#523">523</a>                 {
<a class="jxr_linenumber" name="524" href="#524">524</a>                     <em class="jxr_comment">// remove trailing "\&quot;</em>
<a class="jxr_linenumber" name="525" href="#525">525</a>                     v = v.substring(0, v.length() - 1).trim();
<a class="jxr_linenumber" name="526" href="#526">526</a>                 }
<a class="jxr_linenumber" name="527" href="#527">527</a>             }
<a class="jxr_linenumber" name="528" href="#528">528</a>             <strong class="jxr_keyword">else</strong>
<a class="jxr_linenumber" name="529" href="#529">529</a>             {
<a class="jxr_linenumber" name="530" href="#530">530</a>                 lineContinues = lineContinues(value, i);
<a class="jxr_linenumber" name="531" href="#531">531</a>             }
<a class="jxr_linenumber" name="532" href="#532">532</a>             propertyValue.append(v);
<a class="jxr_linenumber" name="533" href="#533">533</a> 
<a class="jxr_linenumber" name="534" href="#534">534</a>             <strong class="jxr_keyword">if</strong> (lineContinues)
<a class="jxr_linenumber" name="535" href="#535">535</a>             {
<a class="jxr_linenumber" name="536" href="#536">536</a>                 propertyValue.append(LINE_SEPARATOR);
<a class="jxr_linenumber" name="537" href="#537">537</a>                 value = reader.readLine();
<a class="jxr_linenumber" name="538" href="#538">538</a>             }
<a class="jxr_linenumber" name="539" href="#539">539</a>         } <strong class="jxr_keyword">while</strong> (lineContinues &amp;&amp; value != <strong class="jxr_keyword">null</strong>);
<a class="jxr_linenumber" name="540" href="#540">540</a> 
<a class="jxr_linenumber" name="541" href="#541">541</a>         <strong class="jxr_keyword">return</strong> propertyValue.toString();
<a class="jxr_linenumber" name="542" href="#542">542</a>     }
<a class="jxr_linenumber" name="543" href="#543">543</a> 
<a class="jxr_linenumber" name="544" href="#544">544</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="545" href="#545">545</a> <em class="jxr_javadoccomment">     * Tests whether the specified string contains a line continuation marker.</em>
<a class="jxr_linenumber" name="546" href="#546">546</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="547" href="#547">547</a> <em class="jxr_javadoccomment">     * @param line the string to check</em>
<a class="jxr_linenumber" name="548" href="#548">548</a> <em class="jxr_javadoccomment">     * @return a flag whether this line continues</em>
<a class="jxr_linenumber" name="549" href="#549">549</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="550" href="#550">550</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">boolean</strong> lineContinues(String line)
<a class="jxr_linenumber" name="551" href="#551">551</a>     {
<a class="jxr_linenumber" name="552" href="#552">552</a>         String s = line.trim();
<a class="jxr_linenumber" name="553" href="#553">553</a>         <strong class="jxr_keyword">return</strong> s.equals(LINE_CONT)
<a class="jxr_linenumber" name="554" href="#554">554</a>                 || (s.length() &gt; 2 &amp;&amp; s.endsWith(LINE_CONT) &amp;&amp; Character
<a class="jxr_linenumber" name="555" href="#555">555</a>                         .isWhitespace(s.charAt(s.length() - 2)));
<a class="jxr_linenumber" name="556" href="#556">556</a>     }
<a class="jxr_linenumber" name="557" href="#557">557</a> 
<a class="jxr_linenumber" name="558" href="#558">558</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="559" href="#559">559</a> <em class="jxr_javadoccomment">     * Tests whether the specified string contains a line continuation marker</em>
<a class="jxr_linenumber" name="560" href="#560">560</a> <em class="jxr_javadoccomment">     * after the specified position. This method parses the string to remove a</em>
<a class="jxr_linenumber" name="561" href="#561">561</a> <em class="jxr_javadoccomment">     * comment that might be present. Then it checks whether a line continuation</em>
<a class="jxr_linenumber" name="562" href="#562">562</a> <em class="jxr_javadoccomment">     * marker can be found at the end.</em>
<a class="jxr_linenumber" name="563" href="#563">563</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="564" href="#564">564</a> <em class="jxr_javadoccomment">     * @param line the line to check</em>
<a class="jxr_linenumber" name="565" href="#565">565</a> <em class="jxr_javadoccomment">     * @param pos the start position</em>
<a class="jxr_linenumber" name="566" href="#566">566</a> <em class="jxr_javadoccomment">     * @return a flag whether this line continues</em>
<a class="jxr_linenumber" name="567" href="#567">567</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="568" href="#568">568</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">boolean</strong> lineContinues(String line, <strong class="jxr_keyword">int</strong> pos)
<a class="jxr_linenumber" name="569" href="#569">569</a>     {
<a class="jxr_linenumber" name="570" href="#570">570</a>         String s;
<a class="jxr_linenumber" name="571" href="#571">571</a> 
<a class="jxr_linenumber" name="572" href="#572">572</a>         <strong class="jxr_keyword">if</strong> (pos &gt;= line.length())
<a class="jxr_linenumber" name="573" href="#573">573</a>         {
<a class="jxr_linenumber" name="574" href="#574">574</a>             s = line;
<a class="jxr_linenumber" name="575" href="#575">575</a>         }
<a class="jxr_linenumber" name="576" href="#576">576</a>         <strong class="jxr_keyword">else</strong>
<a class="jxr_linenumber" name="577" href="#577">577</a>         {
<a class="jxr_linenumber" name="578" href="#578">578</a>             <strong class="jxr_keyword">int</strong> end = pos;
<a class="jxr_linenumber" name="579" href="#579">579</a>             <strong class="jxr_keyword">while</strong> (end &lt; line.length() &amp;&amp; !isCommentChar(line.charAt(end)))
<a class="jxr_linenumber" name="580" href="#580">580</a>             {
<a class="jxr_linenumber" name="581" href="#581">581</a>                 end++;
<a class="jxr_linenumber" name="582" href="#582">582</a>             }
<a class="jxr_linenumber" name="583" href="#583">583</a>             s = line.substring(pos, end);
<a class="jxr_linenumber" name="584" href="#584">584</a>         }
<a class="jxr_linenumber" name="585" href="#585">585</a> 
<a class="jxr_linenumber" name="586" href="#586">586</a>         <strong class="jxr_keyword">return</strong> lineContinues(s);
<a class="jxr_linenumber" name="587" href="#587">587</a>     }
<a class="jxr_linenumber" name="588" href="#588">588</a> 
<a class="jxr_linenumber" name="589" href="#589">589</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="590" href="#590">590</a> <em class="jxr_javadoccomment">     * Tests whether the specified character is a comment character.</em>
<a class="jxr_linenumber" name="591" href="#591">591</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="592" href="#592">592</a> <em class="jxr_javadoccomment">     * @param c the character</em>
<a class="jxr_linenumber" name="593" href="#593">593</a> <em class="jxr_javadoccomment">     * @return a flag whether this character starts a comment</em>
<a class="jxr_linenumber" name="594" href="#594">594</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="595" href="#595">595</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">boolean</strong> isCommentChar(<strong class="jxr_keyword">char</strong> c)
<a class="jxr_linenumber" name="596" href="#596">596</a>     {
<a class="jxr_linenumber" name="597" href="#597">597</a>         <strong class="jxr_keyword">return</strong> COMMENT_CHARS.indexOf(c) &gt;= 0;
<a class="jxr_linenumber" name="598" href="#598">598</a>     }
<a class="jxr_linenumber" name="599" href="#599">599</a> 
<a class="jxr_linenumber" name="600" href="#600">600</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="601" href="#601">601</a> <em class="jxr_javadoccomment">     * Tries to find the index of the separator character in the given string.</em>
<a class="jxr_linenumber" name="602" href="#602">602</a> <em class="jxr_javadoccomment">     * This method checks for the presence of separator characters in the given</em>
<a class="jxr_linenumber" name="603" href="#603">603</a> <em class="jxr_javadoccomment">     * string. If multiple characters are found, the first one is assumed to be</em>
<a class="jxr_linenumber" name="604" href="#604">604</a> <em class="jxr_javadoccomment">     * the correct separator. If there are quoting characters, they are taken</em>
<a class="jxr_linenumber" name="605" href="#605">605</a> <em class="jxr_javadoccomment">     * into account, too.</em>
<a class="jxr_linenumber" name="606" href="#606">606</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="607" href="#607">607</a> <em class="jxr_javadoccomment">     * @param line the line to be checked</em>
<a class="jxr_linenumber" name="608" href="#608">608</a> <em class="jxr_javadoccomment">     * @return the index of the separator character or -1 if none is found</em>
<a class="jxr_linenumber" name="609" href="#609">609</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="610" href="#610">610</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">int</strong> findSeparator(String line)
<a class="jxr_linenumber" name="611" href="#611">611</a>     {
<a class="jxr_linenumber" name="612" href="#612">612</a>         <strong class="jxr_keyword">int</strong> index =
<a class="jxr_linenumber" name="613" href="#613">613</a>                 findSeparatorBeforeQuote(line,
<a class="jxr_linenumber" name="614" href="#614">614</a>                         findFirstOccurrence(line, QUOTE_CHARACTERS));
<a class="jxr_linenumber" name="615" href="#615">615</a>         <strong class="jxr_keyword">if</strong> (index &lt; 0)
<a class="jxr_linenumber" name="616" href="#616">616</a>         {
<a class="jxr_linenumber" name="617" href="#617">617</a>             index = findFirstOccurrence(line, SEPARATOR_CHARS);
<a class="jxr_linenumber" name="618" href="#618">618</a>         }
<a class="jxr_linenumber" name="619" href="#619">619</a>         <strong class="jxr_keyword">return</strong> index;
<a class="jxr_linenumber" name="620" href="#620">620</a>     }
<a class="jxr_linenumber" name="621" href="#621">621</a> 
<a class="jxr_linenumber" name="622" href="#622">622</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="623" href="#623">623</a> <em class="jxr_javadoccomment">     * Checks for the occurrence of the specified separators in the given line.</em>
<a class="jxr_linenumber" name="624" href="#624">624</a> <em class="jxr_javadoccomment">     * The index of the first separator is returned.</em>
<a class="jxr_linenumber" name="625" href="#625">625</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="626" href="#626">626</a> <em class="jxr_javadoccomment">     * @param line the line to be investigated</em>
<a class="jxr_linenumber" name="627" href="#627">627</a> <em class="jxr_javadoccomment">     * @param separators a string with the separator characters to look for</em>
<a class="jxr_linenumber" name="628" href="#628">628</a> <em class="jxr_javadoccomment">     * @return the lowest index of a separator character or -1 if no separator</em>
<a class="jxr_linenumber" name="629" href="#629">629</a> <em class="jxr_javadoccomment">     *         is found</em>
<a class="jxr_linenumber" name="630" href="#630">630</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="631" href="#631">631</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">int</strong> findFirstOccurrence(String line, String separators)
<a class="jxr_linenumber" name="632" href="#632">632</a>     {
<a class="jxr_linenumber" name="633" href="#633">633</a>         <strong class="jxr_keyword">int</strong> index = -1;
<a class="jxr_linenumber" name="634" href="#634">634</a> 
<a class="jxr_linenumber" name="635" href="#635">635</a>         <strong class="jxr_keyword">for</strong> (<strong class="jxr_keyword">int</strong> i = 0; i &lt; separators.length(); i++)
<a class="jxr_linenumber" name="636" href="#636">636</a>         {
<a class="jxr_linenumber" name="637" href="#637">637</a>             <strong class="jxr_keyword">char</strong> sep = separators.charAt(i);
<a class="jxr_linenumber" name="638" href="#638">638</a>             <strong class="jxr_keyword">int</strong> pos = line.indexOf(sep);
<a class="jxr_linenumber" name="639" href="#639">639</a>             <strong class="jxr_keyword">if</strong> (pos &gt;= 0)
<a class="jxr_linenumber" name="640" href="#640">640</a>             {
<a class="jxr_linenumber" name="641" href="#641">641</a>                 <strong class="jxr_keyword">if</strong> (index &lt; 0 || pos &lt; index)
<a class="jxr_linenumber" name="642" href="#642">642</a>                 {
<a class="jxr_linenumber" name="643" href="#643">643</a>                     index = pos;
<a class="jxr_linenumber" name="644" href="#644">644</a>                 }
<a class="jxr_linenumber" name="645" href="#645">645</a>             }
<a class="jxr_linenumber" name="646" href="#646">646</a>         }
<a class="jxr_linenumber" name="647" href="#647">647</a> 
<a class="jxr_linenumber" name="648" href="#648">648</a>         <strong class="jxr_keyword">return</strong> index;
<a class="jxr_linenumber" name="649" href="#649">649</a>     }
<a class="jxr_linenumber" name="650" href="#650">650</a> 
<a class="jxr_linenumber" name="651" href="#651">651</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="652" href="#652">652</a> <em class="jxr_javadoccomment">     * Searches for a separator character directly before a quoting character.</em>
<a class="jxr_linenumber" name="653" href="#653">653</a> <em class="jxr_javadoccomment">     * If the first non-whitespace character before a quote character is a</em>
<a class="jxr_linenumber" name="654" href="#654">654</a> <em class="jxr_javadoccomment">     * separator, it is considered the "real" separator in this line - even if</em>
<a class="jxr_linenumber" name="655" href="#655">655</a> <em class="jxr_javadoccomment">     * there are other separators before.</em>
<a class="jxr_linenumber" name="656" href="#656">656</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="657" href="#657">657</a> <em class="jxr_javadoccomment">     * @param line the line to be investigated</em>
<a class="jxr_linenumber" name="658" href="#658">658</a> <em class="jxr_javadoccomment">     * @param quoteIndex the index of the quote character</em>
<a class="jxr_linenumber" name="659" href="#659">659</a> <em class="jxr_javadoccomment">     * @return the index of the separator before the quote or &amp;lt; 0 if there is</em>
<a class="jxr_linenumber" name="660" href="#660">660</a> <em class="jxr_javadoccomment">     *         none</em>
<a class="jxr_linenumber" name="661" href="#661">661</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="662" href="#662">662</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">int</strong> findSeparatorBeforeQuote(String line, <strong class="jxr_keyword">int</strong> quoteIndex)
<a class="jxr_linenumber" name="663" href="#663">663</a>     {
<a class="jxr_linenumber" name="664" href="#664">664</a>         <strong class="jxr_keyword">int</strong> index = quoteIndex - 1;
<a class="jxr_linenumber" name="665" href="#665">665</a>         <strong class="jxr_keyword">while</strong> (index &gt;= 0 &amp;&amp; Character.isWhitespace(line.charAt(index)))
<a class="jxr_linenumber" name="666" href="#666">666</a>         {
<a class="jxr_linenumber" name="667" href="#667">667</a>             index--;
<a class="jxr_linenumber" name="668" href="#668">668</a>         }
<a class="jxr_linenumber" name="669" href="#669">669</a> 
<a class="jxr_linenumber" name="670" href="#670">670</a>         <strong class="jxr_keyword">if</strong> (index &gt;= 0 &amp;&amp; SEPARATOR_CHARS.indexOf(line.charAt(index)) &lt; 0)
<a class="jxr_linenumber" name="671" href="#671">671</a>         {
<a class="jxr_linenumber" name="672" href="#672">672</a>             index = -1;
<a class="jxr_linenumber" name="673" href="#673">673</a>         }
<a class="jxr_linenumber" name="674" href="#674">674</a> 
<a class="jxr_linenumber" name="675" href="#675">675</a>         <strong class="jxr_keyword">return</strong> index;
<a class="jxr_linenumber" name="676" href="#676">676</a>     }
<a class="jxr_linenumber" name="677" href="#677">677</a> 
<a class="jxr_linenumber" name="678" href="#678">678</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="679" href="#679">679</a> <em class="jxr_javadoccomment">     * Add quotes around the specified value if it contains a comment character.</em>
<a class="jxr_linenumber" name="680" href="#680">680</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="681" href="#681">681</a>     <strong class="jxr_keyword">private</strong> String formatValue(String value)
<a class="jxr_linenumber" name="682" href="#682">682</a>     {
<a class="jxr_linenumber" name="683" href="#683">683</a>         <strong class="jxr_keyword">boolean</strong> quoted = false;
<a class="jxr_linenumber" name="684" href="#684">684</a> 
<a class="jxr_linenumber" name="685" href="#685">685</a>         <strong class="jxr_keyword">for</strong> (<strong class="jxr_keyword">int</strong> i = 0; i &lt; COMMENT_CHARS.length() &amp;&amp; !quoted; i++)
<a class="jxr_linenumber" name="686" href="#686">686</a>         {
<a class="jxr_linenumber" name="687" href="#687">687</a>             <strong class="jxr_keyword">char</strong> c = COMMENT_CHARS.charAt(i);
<a class="jxr_linenumber" name="688" href="#688">688</a>             <strong class="jxr_keyword">if</strong> (value.indexOf(c) != -1)
<a class="jxr_linenumber" name="689" href="#689">689</a>             {
<a class="jxr_linenumber" name="690" href="#690">690</a>                 quoted = <strong class="jxr_keyword">true</strong>;
<a class="jxr_linenumber" name="691" href="#691">691</a>             }
<a class="jxr_linenumber" name="692" href="#692">692</a>         }
<a class="jxr_linenumber" name="693" href="#693">693</a> 
<a class="jxr_linenumber" name="694" href="#694">694</a>         <strong class="jxr_keyword">if</strong> (quoted)
<a class="jxr_linenumber" name="695" href="#695">695</a>         {
<a class="jxr_linenumber" name="696" href="#696">696</a>             <strong class="jxr_keyword">return</strong> '&quot;' + value.replaceAll(<span class="jxr_string">"\&quot;"</span>, <span class="jxr_string">"&#92;&#92;&#92;&#92;&#92;&#92;\&quot;"</span>) + '&quot;';
<a class="jxr_linenumber" name="697" href="#697">697</a>         }
<a class="jxr_linenumber" name="698" href="#698">698</a>         <strong class="jxr_keyword">else</strong>
<a class="jxr_linenumber" name="699" href="#699">699</a>         {
<a class="jxr_linenumber" name="700" href="#700">700</a>             <strong class="jxr_keyword">return</strong> value;
<a class="jxr_linenumber" name="701" href="#701">701</a>         }
<a class="jxr_linenumber" name="702" href="#702">702</a>     }
<a class="jxr_linenumber" name="703" href="#703">703</a> 
<a class="jxr_linenumber" name="704" href="#704">704</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="705" href="#705">705</a> <em class="jxr_javadoccomment">     * Determine if the given line is a comment line.</em>
<a class="jxr_linenumber" name="706" href="#706">706</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="707" href="#707">707</a> <em class="jxr_javadoccomment">     * @param line The line to check.</em>
<a class="jxr_linenumber" name="708" href="#708">708</a> <em class="jxr_javadoccomment">     * @return true if the line is empty or starts with one of the comment</em>
<a class="jxr_linenumber" name="709" href="#709">709</a> <em class="jxr_javadoccomment">     *         characters</em>
<a class="jxr_linenumber" name="710" href="#710">710</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="711" href="#711">711</a>     <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">boolean</strong> isCommentLine(String line)
<a class="jxr_linenumber" name="712" href="#712">712</a>     {
<a class="jxr_linenumber" name="713" href="#713">713</a>         <strong class="jxr_keyword">if</strong> (line == <strong class="jxr_keyword">null</strong>)
<a class="jxr_linenumber" name="714" href="#714">714</a>         {
<a class="jxr_linenumber" name="715" href="#715">715</a>             <strong class="jxr_keyword">return</strong> false;
<a class="jxr_linenumber" name="716" href="#716">716</a>         }
<a class="jxr_linenumber" name="717" href="#717">717</a>         <em class="jxr_comment">// blank lines are also treated as comment lines</em>
<a class="jxr_linenumber" name="718" href="#718">718</a>         <strong class="jxr_keyword">return</strong> line.length() &lt; 1 || COMMENT_CHARS.indexOf(line.charAt(0)) &gt;= 0;
<a class="jxr_linenumber" name="719" href="#719">719</a>     }
<a class="jxr_linenumber" name="720" href="#720">720</a> 
<a class="jxr_linenumber" name="721" href="#721">721</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="722" href="#722">722</a> <em class="jxr_javadoccomment">     * Determine if the given line is a section.</em>
<a class="jxr_linenumber" name="723" href="#723">723</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="724" href="#724">724</a> <em class="jxr_javadoccomment">     * @param line The line to check.</em>
<a class="jxr_linenumber" name="725" href="#725">725</a> <em class="jxr_javadoccomment">     * @return true if the line contains a section</em>
<a class="jxr_linenumber" name="726" href="#726">726</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="727" href="#727">727</a>     <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">boolean</strong> isSectionLine(String line)
<a class="jxr_linenumber" name="728" href="#728">728</a>     {
<a class="jxr_linenumber" name="729" href="#729">729</a>         <strong class="jxr_keyword">if</strong> (line == <strong class="jxr_keyword">null</strong>)
<a class="jxr_linenumber" name="730" href="#730">730</a>         {
<a class="jxr_linenumber" name="731" href="#731">731</a>             <strong class="jxr_keyword">return</strong> false;
<a class="jxr_linenumber" name="732" href="#732">732</a>         }
<a class="jxr_linenumber" name="733" href="#733">733</a>         <strong class="jxr_keyword">return</strong> line.startsWith(<span class="jxr_string">"["</span>) &amp;&amp; line.endsWith(<span class="jxr_string">"]"</span>);
<a class="jxr_linenumber" name="734" href="#734">734</a>     }
<a class="jxr_linenumber" name="735" href="#735">735</a> 
<a class="jxr_linenumber" name="736" href="#736">736</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="737" href="#737">737</a> <em class="jxr_javadoccomment">     * Return a set containing the sections in this ini configuration. Note that</em>
<a class="jxr_linenumber" name="738" href="#738">738</a> <em class="jxr_javadoccomment">     * changes to this set do not affect the configuration.</em>
<a class="jxr_linenumber" name="739" href="#739">739</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="740" href="#740">740</a> <em class="jxr_javadoccomment">     * @return a set containing the sections.</em>
<a class="jxr_linenumber" name="741" href="#741">741</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="742" href="#742">742</a>     <strong class="jxr_keyword">public</strong> Set&lt;String&gt; getSections()
<a class="jxr_linenumber" name="743" href="#743">743</a>     {
<a class="jxr_linenumber" name="744" href="#744">744</a>         Set&lt;String&gt; sections = <strong class="jxr_keyword">new</strong> LinkedHashSet&lt;String&gt;();
<a class="jxr_linenumber" name="745" href="#745">745</a>         <strong class="jxr_keyword">boolean</strong> globalSection = false;
<a class="jxr_linenumber" name="746" href="#746">746</a>         <strong class="jxr_keyword">boolean</strong> inSection = false;
<a class="jxr_linenumber" name="747" href="#747">747</a> 
<a class="jxr_linenumber" name="748" href="#748">748</a>         <strong class="jxr_keyword">for</strong> (ConfigurationNode node : getRootNode().getChildren())
<a class="jxr_linenumber" name="749" href="#749">749</a>         {
<a class="jxr_linenumber" name="750" href="#750">750</a>             <strong class="jxr_keyword">if</strong> (isSectionNode(node))
<a class="jxr_linenumber" name="751" href="#751">751</a>             {
<a class="jxr_linenumber" name="752" href="#752">752</a>                 inSection = <strong class="jxr_keyword">true</strong>;
<a class="jxr_linenumber" name="753" href="#753">753</a>                 sections.add(node.getName());
<a class="jxr_linenumber" name="754" href="#754">754</a>             }
<a class="jxr_linenumber" name="755" href="#755">755</a>             <strong class="jxr_keyword">else</strong>
<a class="jxr_linenumber" name="756" href="#756">756</a>             {
<a class="jxr_linenumber" name="757" href="#757">757</a>                 <strong class="jxr_keyword">if</strong> (!inSection &amp;&amp; !globalSection)
<a class="jxr_linenumber" name="758" href="#758">758</a>                 {
<a class="jxr_linenumber" name="759" href="#759">759</a>                     globalSection = <strong class="jxr_keyword">true</strong>;
<a class="jxr_linenumber" name="760" href="#760">760</a>                     sections.add(<strong class="jxr_keyword">null</strong>);
<a class="jxr_linenumber" name="761" href="#761">761</a>                 }
<a class="jxr_linenumber" name="762" href="#762">762</a>             }
<a class="jxr_linenumber" name="763" href="#763">763</a>         }
<a class="jxr_linenumber" name="764" href="#764">764</a> 
<a class="jxr_linenumber" name="765" href="#765">765</a>         <strong class="jxr_keyword">return</strong> sections;
<a class="jxr_linenumber" name="766" href="#766">766</a>     }
<a class="jxr_linenumber" name="767" href="#767">767</a> 
<a class="jxr_linenumber" name="768" href="#768">768</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="769" href="#769">769</a> <em class="jxr_javadoccomment">     * Returns a configuration with the content of the specified section. This</em>
<a class="jxr_linenumber" name="770" href="#770">770</a> <em class="jxr_javadoccomment">     * provides an easy way of working with a single section only. The way this</em>
<a class="jxr_linenumber" name="771" href="#771">771</a> <em class="jxr_javadoccomment">     * configuration is structured internally, this method is very similar to</em>
<a class="jxr_linenumber" name="772" href="#772">772</a> <em class="jxr_javadoccomment">     * calling {@link HierarchicalConfiguration#configurationAt(String)} with</em>
<a class="jxr_linenumber" name="773" href="#773">773</a> <em class="jxr_javadoccomment">     * the name of the section in question. There are the following differences</em>
<a class="jxr_linenumber" name="774" href="#774">774</a> <em class="jxr_javadoccomment">     * however:</em>
<a class="jxr_linenumber" name="775" href="#775">775</a> <em class="jxr_javadoccomment">     * &lt;ul&gt;</em>
<a class="jxr_linenumber" name="776" href="#776">776</a> <em class="jxr_javadoccomment">     * &lt;li&gt;This method never throws an exception. If the section does not exist,</em>
<a class="jxr_linenumber" name="777" href="#777">777</a> <em class="jxr_javadoccomment">     * it is created now. The configuration returned in this case is empty.&lt;/li&gt;</em>
<a class="jxr_linenumber" name="778" href="#778">778</a> <em class="jxr_javadoccomment">     * &lt;li&gt;If section is contained multiple times in the configuration, the</em>
<a class="jxr_linenumber" name="779" href="#779">779</a> <em class="jxr_javadoccomment">     * configuration returned by this method is initialized with the first</em>
<a class="jxr_linenumber" name="780" href="#780">780</a> <em class="jxr_javadoccomment">     * occurrence of the section. (This can only happen if</em>
<a class="jxr_linenumber" name="781" href="#781">781</a> <em class="jxr_javadoccomment">     * {@code addProperty()} has been used in a way that does not conform</em>
<a class="jxr_linenumber" name="782" href="#782">782</a> <em class="jxr_javadoccomment">     * to the storage scheme used by {@code HierarchicalINIConfiguration}.</em>
<a class="jxr_linenumber" name="783" href="#783">783</a> <em class="jxr_javadoccomment">     * If used correctly, there will not be duplicate sections.)&lt;/li&gt;</em>
<a class="jxr_linenumber" name="784" href="#784">784</a> <em class="jxr_javadoccomment">     * &lt;li&gt;There is special support for the global section: Passing in</em>
<a class="jxr_linenumber" name="785" href="#785">785</a> <em class="jxr_javadoccomment">     * &lt;b&gt;null&lt;/b&gt; as section name returns a configuration with the content of</em>
<a class="jxr_linenumber" name="786" href="#786">786</a> <em class="jxr_javadoccomment">     * the global section (which may also be empty).&lt;/li&gt;</em>
<a class="jxr_linenumber" name="787" href="#787">787</a> <em class="jxr_javadoccomment">     * &lt;/ul&gt;</em>
<a class="jxr_linenumber" name="788" href="#788">788</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="789" href="#789">789</a> <em class="jxr_javadoccomment">     * @param name the name of the section in question; &lt;b&gt;null&lt;/b&gt; represents</em>
<a class="jxr_linenumber" name="790" href="#790">790</a> <em class="jxr_javadoccomment">     *        the global section</em>
<a class="jxr_linenumber" name="791" href="#791">791</a> <em class="jxr_javadoccomment">     * @return a configuration containing only the properties of the specified</em>
<a class="jxr_linenumber" name="792" href="#792">792</a> <em class="jxr_javadoccomment">     *         section</em>
<a class="jxr_linenumber" name="793" href="#793">793</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="794" href="#794">794</a>     <strong class="jxr_keyword">public</strong> <a href="../../../../org/apache/commons/configuration/SubnodeConfiguration.html">SubnodeConfiguration</a> getSection(String name)
<a class="jxr_linenumber" name="795" href="#795">795</a>     {
<a class="jxr_linenumber" name="796" href="#796">796</a>         <strong class="jxr_keyword">if</strong> (name == <strong class="jxr_keyword">null</strong>)
<a class="jxr_linenumber" name="797" href="#797">797</a>         {
<a class="jxr_linenumber" name="798" href="#798">798</a>             <strong class="jxr_keyword">return</strong> getGlobalSection();
<a class="jxr_linenumber" name="799" href="#799">799</a>         }
<a class="jxr_linenumber" name="800" href="#800">800</a> 
<a class="jxr_linenumber" name="801" href="#801">801</a>         <strong class="jxr_keyword">else</strong>
<a class="jxr_linenumber" name="802" href="#802">802</a>         {
<a class="jxr_linenumber" name="803" href="#803">803</a>             <strong class="jxr_keyword">try</strong>
<a class="jxr_linenumber" name="804" href="#804">804</a>             {
<a class="jxr_linenumber" name="805" href="#805">805</a>                 <strong class="jxr_keyword">return</strong> configurationAt(name);
<a class="jxr_linenumber" name="806" href="#806">806</a>             }
<a class="jxr_linenumber" name="807" href="#807">807</a>             <strong class="jxr_keyword">catch</strong> (IllegalArgumentException iex)
<a class="jxr_linenumber" name="808" href="#808">808</a>             {
<a class="jxr_linenumber" name="809" href="#809">809</a>                 <em class="jxr_comment">// the passed in key does not map to exactly one node</em>
<a class="jxr_linenumber" name="810" href="#810">810</a>                 <em class="jxr_comment">// obtain the node for the section, create it on demand</em>
<a class="jxr_linenumber" name="811" href="#811">811</a>                 <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../org/apache/commons/configuration/SubnodeConfiguration.html">SubnodeConfiguration</a>(<strong class="jxr_keyword">this</strong>, getSectionNode(name));
<a class="jxr_linenumber" name="812" href="#812">812</a>             }
<a class="jxr_linenumber" name="813" href="#813">813</a>         }
<a class="jxr_linenumber" name="814" href="#814">814</a>     }
<a class="jxr_linenumber" name="815" href="#815">815</a> 
<a class="jxr_linenumber" name="816" href="#816">816</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="817" href="#817">817</a> <em class="jxr_javadoccomment">     * Obtains the node representing the specified section. This method is</em>
<a class="jxr_linenumber" name="818" href="#818">818</a> <em class="jxr_javadoccomment">     * called while the configuration is loaded. If a node for this section</em>
<a class="jxr_linenumber" name="819" href="#819">819</a> <em class="jxr_javadoccomment">     * already exists, it is returned. Otherwise a new node is created.</em>
<a class="jxr_linenumber" name="820" href="#820">820</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="821" href="#821">821</a> <em class="jxr_javadoccomment">     * @param sectionName the name of the section</em>
<a class="jxr_linenumber" name="822" href="#822">822</a> <em class="jxr_javadoccomment">     * @return the node for this section</em>
<a class="jxr_linenumber" name="823" href="#823">823</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="824" href="#824">824</a>     <strong class="jxr_keyword">private</strong> <a href="../../../../org/apache/commons/configuration/tree/ConfigurationNode.html">ConfigurationNode</a> getSectionNode(String sectionName)
<a class="jxr_linenumber" name="825" href="#825">825</a>     {
<a class="jxr_linenumber" name="826" href="#826">826</a>         List&lt;ConfigurationNode&gt; nodes = getRootNode().getChildren(sectionName);
<a class="jxr_linenumber" name="827" href="#827">827</a>         <strong class="jxr_keyword">if</strong> (!nodes.isEmpty())
<a class="jxr_linenumber" name="828" href="#828">828</a>         {
<a class="jxr_linenumber" name="829" href="#829">829</a>             <strong class="jxr_keyword">return</strong> nodes.get(0);
<a class="jxr_linenumber" name="830" href="#830">830</a>         }
<a class="jxr_linenumber" name="831" href="#831">831</a> 
<a class="jxr_linenumber" name="832" href="#832">832</a>         <a href="../../../../org/apache/commons/configuration/tree/ConfigurationNode.html">ConfigurationNode</a> node = createNode(sectionName);
<a class="jxr_linenumber" name="833" href="#833">833</a>         markSectionNode(node);
<a class="jxr_linenumber" name="834" href="#834">834</a>         getRootNode().addChild(node);
<a class="jxr_linenumber" name="835" href="#835">835</a>         <strong class="jxr_keyword">return</strong> node;
<a class="jxr_linenumber" name="836" href="#836">836</a>     }
<a class="jxr_linenumber" name="837" href="#837">837</a> 
<a class="jxr_linenumber" name="838" href="#838">838</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="839" href="#839">839</a> <em class="jxr_javadoccomment">     * Creates a sub configuration for the global section of the represented INI</em>
<a class="jxr_linenumber" name="840" href="#840">840</a> <em class="jxr_javadoccomment">     * configuration.</em>
<a class="jxr_linenumber" name="841" href="#841">841</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="842" href="#842">842</a> <em class="jxr_javadoccomment">     * @return the sub configuration for the global section</em>
<a class="jxr_linenumber" name="843" href="#843">843</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="844" href="#844">844</a>     <strong class="jxr_keyword">private</strong> <a href="../../../../org/apache/commons/configuration/SubnodeConfiguration.html">SubnodeConfiguration</a> getGlobalSection()
<a class="jxr_linenumber" name="845" href="#845">845</a>     {
<a class="jxr_linenumber" name="846" href="#846">846</a>         <a href="../../../../org/apache/commons/configuration/tree/ViewNode.html">ViewNode</a> parent = <strong class="jxr_keyword">new</strong> <a href="../../../../org/apache/commons/configuration/tree/ViewNode.html">ViewNode</a>();
<a class="jxr_linenumber" name="847" href="#847">847</a> 
<a class="jxr_linenumber" name="848" href="#848">848</a>         <strong class="jxr_keyword">for</strong> (ConfigurationNode node : getRootNode().getChildren())
<a class="jxr_linenumber" name="849" href="#849">849</a>         {
<a class="jxr_linenumber" name="850" href="#850">850</a>             <strong class="jxr_keyword">if</strong> (!isSectionNode(node))
<a class="jxr_linenumber" name="851" href="#851">851</a>             {
<a class="jxr_linenumber" name="852" href="#852">852</a>                 <strong class="jxr_keyword">synchronized</strong> (node)
<a class="jxr_linenumber" name="853" href="#853">853</a>                 {
<a class="jxr_linenumber" name="854" href="#854">854</a>                     parent.addChild(node);
<a class="jxr_linenumber" name="855" href="#855">855</a>                 }
<a class="jxr_linenumber" name="856" href="#856">856</a>             }
<a class="jxr_linenumber" name="857" href="#857">857</a>         }
<a class="jxr_linenumber" name="858" href="#858">858</a> 
<a class="jxr_linenumber" name="859" href="#859">859</a>         <strong class="jxr_keyword">return</strong> createSubnodeConfiguration(parent);
<a class="jxr_linenumber" name="860" href="#860">860</a>     }
<a class="jxr_linenumber" name="861" href="#861">861</a> 
<a class="jxr_linenumber" name="862" href="#862">862</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="863" href="#863">863</a> <em class="jxr_javadoccomment">     * Marks a configuration node as a section node. This means that this node</em>
<a class="jxr_linenumber" name="864" href="#864">864</a> <em class="jxr_javadoccomment">     * represents a section header. This implementation uses the node's</em>
<a class="jxr_linenumber" name="865" href="#865">865</a> <em class="jxr_javadoccomment">     * reference property to store a flag.</em>
<a class="jxr_linenumber" name="866" href="#866">866</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="867" href="#867">867</a> <em class="jxr_javadoccomment">     * @param node the node to be marked</em>
<a class="jxr_linenumber" name="868" href="#868">868</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="869" href="#869">869</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">void</strong> markSectionNode(<a href="../../../../org/apache/commons/configuration/tree/ConfigurationNode.html">ConfigurationNode</a> node)
<a class="jxr_linenumber" name="870" href="#870">870</a>     {
<a class="jxr_linenumber" name="871" href="#871">871</a>         node.setReference(Boolean.TRUE);
<a class="jxr_linenumber" name="872" href="#872">872</a>     }
<a class="jxr_linenumber" name="873" href="#873">873</a> 
<a class="jxr_linenumber" name="874" href="#874">874</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="875" href="#875">875</a> <em class="jxr_javadoccomment">     * Checks whether the specified configuration node represents a section.</em>
<a class="jxr_linenumber" name="876" href="#876">876</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="877" href="#877">877</a> <em class="jxr_javadoccomment">     * @param node the node in question</em>
<a class="jxr_linenumber" name="878" href="#878">878</a> <em class="jxr_javadoccomment">     * @return a flag whether this node represents a section</em>
<a class="jxr_linenumber" name="879" href="#879">879</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="880" href="#880">880</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">boolean</strong> isSectionNode(<a href="../../../../org/apache/commons/configuration/tree/ConfigurationNode.html">ConfigurationNode</a> node)
<a class="jxr_linenumber" name="881" href="#881">881</a>     {
<a class="jxr_linenumber" name="882" href="#882">882</a>         <strong class="jxr_keyword">return</strong> node.getReference() != <strong class="jxr_keyword">null</strong> || node.getChildrenCount() &gt; 0;
<a class="jxr_linenumber" name="883" href="#883">883</a>     }
<a class="jxr_linenumber" name="884" href="#884">884</a> }
</pre>
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